HALE Silencer AP Series, Инструкция по установке, эксплуатации и техническому обслуживанию

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Preventive Maintenance
52
Silencer Series Booster Pump
p/n: 029-0020-83-0
2. Open pump body drain cocks and/or Hale multiple drain valve.
3. After the pump is completely drained, replace all caps and close all valves.
Pumping from Salt Water, Contaminated Water, or with Foam Solution
Thoroughly flush the pump and suction hoses using fresh water from a hydrant
or other clean water source.
After pumping foam, flush as above until all residue of foam is flushed from the
system.
4.4 WEEKLY
Weekly maintenance consists of testing the relief valve system, the priming
system, and the pump shift warning indicator lights. If testing criteria is not met,
refer to Section 5 “Troubleshooting” on page 67 for corrective maintenance pro-
cedures. Always follow local maintenance and test procedures.
❑ Test the relief valve system - see page 52
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Test the priming system - see page 53
Establish and HOLD prime control for about three (3) to five (5) seconds to
flush fresh water through the priming pump.
Note: DO NOT apply lubricant to the primer pump vanes or vane slots. Lubricant
and cold water produce a gummy residue that renders the unit inoperative.
❑ Test the pump shift warning indicator lights - see page 53
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Perform valve maintenance - see page 54
❑ Perform transfer valve test (two-stage pumps only) - see page 54
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Check and clean the intake strainers - see page 55
❑ Check any auxiliary engines - see page 55
❑
Verify all gauges are in working order - see page 55
❑ Operate pump controls - see page 55
❑
Inspect water and foam tanks - see page 56
❑ Check roof and bumper turrets - see page 56
Relief Valve Test
When the relief valve is not in operation, keep the hand wheel set above the